ADJUSTABLE COMFORT: The racing light base is equipped with two stretchable reflective strips, black and green, which are very suitable for people of different ages and body shapes. At the same time, the adjustable design makes it easier to adjust. The running light is designed to take it to the next level. Wear it outside a jacket in the cold winter and over a T-shirt in the hot summer. No matter spring, summer, autumn, or winter, it fits perfectly. 120° ADJUSTABLE ANGLE: The sports torso light has an adjustable angle of 120° and sits stably under the chest without shaking easily, improving visibility. It casts shadows on the ground while meeting the needs of climbing and descending slopes and reducing the risk of falling. At the same time, rear warning and reflective strips can improve visibility in traffic and protect your safety. in the dark. 3 LIGHTING MODES: The running light projects up to 500 LED lumens with high visibility from 0 to 20 meters, with 3 different lighting modes